2021: The Year in Volcanic Activity

This has been a big year for the world’s active volcanoes. Out of an estimated 1,500 active volcanoes, about 50 erupt every year, spewing steam, ash, toxic gases, and lava. In 2021, erupting volcanoes included the Cumbre Vieja volcano on the Canary Islands, Mount Nyiragongo in the Democratic Republic of Congo, Fagradalsfjall volcano in Iceland, Pacaya volcano in Guatemala, Mount Semeru and Mount Sinabung in Indonesia, Mount Etna in Sicily, Klyuchevskoy volcano in Russia, and more. Collected below are scenes from the wide variety of volcanic activity on Earth over the past year.

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